BALTIMORE, April 16, 2026 (GLOBE NEWSWIRE) -- Adams Natural Resources Fund, Inc. (NYSE:PEO) today announced the Fund's investment returns for the first quarter of 2026. The total return on the Fund's net asset value for the first quarter of 2026 was 32.3%, with dividends and capital gains reinvested. The comparable figures for the S&P 500 Energy Sector and the S&P 500 Materials Sector were 38.3% and 9.7%, respectively. Our benchmark, which is comprised of the S&P 500 Energy Sector (80%) and the S&P 500 Materials Sector (20%), returned 32.6%. The total return on the Fund's market price for the same period was 30.3%.

The First Quarter Report to Shareholders is expected to be released on or about April 22, 2026.

ANNUALIZED COMPARATIVE RETURNS (3/31/2026)

	1 Year		3 Year		5 Year		10 Year
Adams Natural Resources Fund (NAV)	33.0	%	17.2	%	21.9	%	11.4	%
Adams Natural Resources Fund (market price)	33.4	%	20.2	%	22.5	%	12.0	%
S&P 500 Energy Sector	36.3	%	18.0	%	25.2	%	11.5	%
S&P 500 Materials Sector	18.0	%	9.4	%	6.9	%	10.6	%

NET ASSET VALUE ANNOUNCED

The Fund's net asset value at March 31, 2026, compared with the year earlier, was:

	3/31/2026	3/31/2025
Net assets	$868,407,390	$684,022,125
Shares outstanding	27,761,521	26,575,646
Net asset value per share	$31.28	$25.74

TEN LARGEST EQUITY PORTFOLIO HOLDINGS (3/31/2026)

	% of Net Assets
Exxon Mobil Corporation	26.1	%
Chevron Corporation	14.6	%
ConocoPhillips	5.7	%
Williams Companies, Inc.	3.8	%
SLB Ltd.	3.3	%
Phillips 66	3.3	%
Linde plc	3.1	%
Valero Energy Corporation	2.7	%
Targa Resources Corp.	2.7	%
Marathon Petroleum Corporation	2.4	%
Total	67.7	%

INDUSTRY WEIGHTINGS (3/31/2026)

	% of Net Assets
Energy
Integrated Oil & Gas	42.6	%
Exploration & Production	15.7	%
Storage & Transportation	9.6	%
Refining & Marketing	8.4	%
Equipment & Services	6.8	%

Materials
Chemicals	8.2	%
Metals & Mining	4.6	%
Construction Materials	2.0	%
Containers & Packaging	1.4	%

About Adams Funds

Since 1929, Adams Funds has consistently helped generations of investors reach their investment goals. Adams Funds is comprised of two closed-end funds, Adams Diversified Equity Fund, Inc. (NYSE:ADX) and Adams Natural Resources Fund, Inc. (NYSE:PEO). The Funds are actively managed by an experienced team with a disciplined approach and have paid dividends for more than 90 years across many market cycles. The Funds are committed to paying a minimum annual distribution rate of 8% of NAV paid evenly each quarter throughout the year, providing reliability for long-term shareholders. A portion of any distribution may be treated as paid from sources other than net income, including but not limited to short-term capital gain, long-term capital gain, and return of capital. The final determination of the source of all distributions for tax reporting purposes in a calendar year, including the percentage of qualified dividend income, will be made after year-end. Shares can be purchased through our transfer agent or through a broker. For more information about Adams Funds, please visit: adamsfunds.com.

For further information please contact: adamsfunds.com/about/contact │800.638.2479

Adams Natural Resources Fund Announces First Quarter 2026 Performance